#include <IRremote.hpp>
#include <Arduino.h>
// define IR_SEND_PIN 4

int IR_RECEIVE_PIN = 11;
int IR_SEND_PIN = 4;

String delim = ",";

uint16_t sAddress = 0x0000;
uint8_t sCommand = 0x00;
uint8_t sRepeats = 0x00;
bool readyToSend = false;

void setup() {
    Serial.begin(9600);

    while (!Serial) {
        ;
    }

    // Receiver
    Serial.print("Setting up receiver pin ");
    Serial.println(IR_RECEIVE_PIN);
    IrReceiver.begin(IR_RECEIVE_PIN, ENABLE_LED_FEEDBACK);

    // Sender
    Serial.print("Setting up sender pin ");
    Serial.println(IR_SEND_PIN);
    pinMode(IR_SEND_PIN, OUTPUT);
    IrSender.begin(IR_SEND_PIN);

    Serial.flush();
}

void loop() {
    if (IrReceiver.decode()) {
        IrReceiver.printIRResultShort(&Serial);
        IrReceiver.resume();
    }

/*
    if (readyToSend) {
        // Send out an actual result
        sendData();
        // TODO: Don't need to have this variable in the future probably
        readyToSend = false;
    } else {
        // If we aren't sending data, then check for serial data

        // Try to parse serial, and if you can, set readyToSend to true
        readyToSend = parseSerial();
    }
    */

    if (parseSerial()) {
        sendData();
    }

    delay(1000);  // delay must be greater than 5 ms (RECORD_GAP_MICROS), otherwise the receiver sees it as one long signal
}

bool parseSerial()  {
    if (Serial.available() == 0) {
        // There is no data for us
        return false;
    }

    String input = Serial.readStringUntil('\n');

    Serial.print("Got serial message: ");
    Serial.println(input);
    Serial.flush();

    sAddress = atoi(strtok(input.c_str(), delim.c_str()));
    sCommand = atoi(strtok(NULL, delim.c_str()));
    sRepeats = atoi(strtok(NULL, delim.c_str()));

    // If we have a real address and command, we successfully parsed
    return sAddress && sCommand;
}

void sendData() {
    Serial.print("Send now: protocol: Samsung address=0x");
    Serial.print(sAddress, HEX);
    Serial.print(" command=0x");
    Serial.print(sCommand, HEX);
    Serial.print(" repeats=");
    Serial.println(sRepeats);
    Serial.flush();

    IrSender.sendSamsung(sAddress, sCommand, sRepeats);
}